testing economic theory造句

例句与造句

1. The use of mathematics and statistics to formulate and test economic theory is referred to as econometrics .
   利用数学和统计学明确地表达一种经济理论，然后测验这种理论，这就是经济计量学。
2. It's difficult to find testing economic theory in a sentence. 用testing economic theory造句挺难的